545612427 has 6 divisors (see below), whose sum is σ = 788106852. Its totient is φ = 363741612.

The previous prime is 545612407. The next prime is 545612443. The reversal of 545612427 is 724216545.

It is a happy number.

545612427 is a `hidden beast` number, since 54 + 561 + 2 + 42 + 7 = 666.

It is not a de Polignac number, because 545612427 - 2⁶ = 545612363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545612391 and 545612400.

It is not an unprimeable number, because it can be changed into a prime (545612407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30311793 + ... + 30311810.

It is an arithmetic number, because the mean of its divisors is an integer number (131351142).

Almost surely, 2^545612427 is an apocalyptic number.

545612427 is a deficient number, since it is larger than the sum of its proper divisors (242494425).

545612427 is a wasteful number, since it uses less digits than its factorization.

545612427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60623609 (or 60623606 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 545612427 is about 23358.3481222453. The cubic root of 545612427 is about 817.1367653759.

The spelling of 545612427 in words is "five hundred forty-five million, six hundred twelve thousand, four hundred twenty-seven".